Table 4.2.—Value of the Resource, Additions, and Depletion of
All Metals, Current Rent Method II (Value of Capital)
[Billions of current dollars]
| Year
| Opening stock
| Additions
| Depletion
| Revaluation adjustment
| Closing stock (1+2-3+4)
|
| (1) |
(2) | (3) | (4) | (5) |
| 1958 | 60.8 | -0.1 | 0.5 | 0.8 | 61.0 |
| 1959 | 61.0 | -.1 | .5 | 2.3 | 62.7 |
| 1960 | 62.7 | -2.1 | .7 | 1.9 | 61.9 |
| 1961 | 61.9 | 2.1 | .7 | 1.9 | 65.2 |
| 1962 | 65.2 | 4.1 | .7 | 1.8 | 70.4 |
| 1963 | 70.4 | 1.6 | .7 | 2.7 | 74.0 |
| 1964 | 74.0 | 3.5 | .8 | 2.0 | 78.7 |
| 1965 | 78.7 | 2.5 | .8 | 1.9 | 82.2 |
| 1966 | 82.2 | 2.4 | .9 | 1.4 | 85.0 |
| 1967 | 85.0 | 2.3 | .8 | 1.8 | 88.4 |
| 1968 | 88.4 | 2.3 | .9 | 2.3 | 92.1 |
| 1969 | 92.1 | .2 | 1.1 | 3.6 | 94.8 |
| 1970 | 94.8 | 2.4 | 1.2 | 4.3 | 100.3 |
| 1971 | 100.3 | 3.8 | 1.1 | 4.2 | 107.2 |
| 1972 | 107.2 | 1.3 | 1.2 | 4.2 | 111.5 |
| 1973 | 111.5 | -.1 | 1.3 | 7.8 | 118.0 |
| 1974 | 118.0 | 2.2 | 1.4 | 16.5 | 135.3 |
| 1975 | 135.3 | -1.9 | 1.5 | 21.6 | 153.6 |
| 1976 | 153.6 | .7 | 1.7 | 18.8 | 171.3 |
| 1977 | 171.3 | 2.9 | 1.6 | 13.1 | 185.7 |
| 1978 | 185.7 | 1.4 | 1.7 | -9.3 | 176.1 |
| 1979 | 176.1 | 1.6 | 1.6 | -9.1 | 167.0 |
| 1980 | 167.0 | -2.2 | 1.4 | -15.4 | 148.0 |
| 1981 | 148.0 | -4.8 | 1.2 | -28.2 | 113.8 |
| 1982 | 113.8 | -3.3 | .4 | -33.9 | 76.1 |
| 1983 | 76.1 | -2.3 | .7 | 42.2 | 115.2 |
| 1984 | 115.2 | -6.2 | 1.1 | 39.3 | 147.2 |
| 1985 | 147.2 | 7.3 | 1.4 | 31.4 | 184.5 |
| 1986 | 184.5 | 9.2 | 1.6 | 23.2 | 215.3 |
| 1987 | 215.3 | 9.2 | 2.2 | 22.5 | 244.8 |
| 1988 | 244.8 | 10.9 | 2.9 | -.8 | 251.9 |
| 1989 | 251.9 | 14.6 | 3.6 | 7.2 | 270.1 |
| 1990 | 270.1 | 14.1 | 4.1 | 0 | 280.1 |
| 1991 | 280.1 | 13.6 | 3.9 | -1.8 | 288.0 |
Table 4.1
Table 4.3
